Hasta luego
See you later (later that day)
Buenos días
Good morning (before noon)
Buenas tardes
Good afternoon (between noon - 6pm)
Buenas noches
Good evening/night (after 6pm)
Como estás?
How are you?, How is it going?
Muchas gracias
Thank you very much, Thanks a lot
Donde está el baño
Where is the bathroom?
La cuenta, por favor
The check, please